/*
 * Copyright 2000-2017 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.codeInsight.completion;

import com.intellij.codeInsight.lookup.LookupElement;
import com.intellij.lang.java.JavaLanguage;
import com.intellij.psi.PsiElement;
import com.siyeh.ig.psiutils.JavaDeprecationUtils;

public final class DeprecatedSkipper extends CompletionPreselectSkipper {

  @Override
  public boolean skipElement(LookupElement element, CompletionLocation location) {
    PsiElement e = element.getPsiElement();
    if (!isCompletionFromJavaFile(location)) return false;

    return e != null && JavaDeprecationUtils.isDeprecated(e, location.getCompletionParameters().getPosition());  }

  private static boolean isCompletionFromJavaFile(CompletionLocation location) {
    return location.getCompletionParameters().getOriginalFile().getLanguage() == JavaLanguage.INSTANCE;
  }
}
